Medium
Ghost: Stored XSS via SVG Files in Content Imports
Type: advisorySources: OSV
Ghost is a Node.js content management system. From 4.0.0 until 6.67.0, SVG images included in content imports were stored without sanitization. An attacker who convinced an Administrator to import a crafted file could host scripts on the site's domain, possibly resulting in compromise of staff users' admin sessions. This issue is fixed in version 6.67.0.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2026-105644
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 2 Nov 2026, 20:03 UTC · Revision 1
Source evidence
Ghost: Stored XSS via SVG Files in Content Imports
core-osv · Original sourcePublished 5 Oct 2026, 18:53 UTC
Ghost is a Node.js content management system. From 4.0.0 until 6.67.0, SVG images included in content imports were stored without sanitization. An attacker who convinced an Administrator to import a crafted file could host scripts on the site's domain, possibly resulting in compromise of staff users' admin sessions. This issue is fixed in version 6.67.0.
osv:CVE-2026-105644
Complete source record
{
"id": "0c331fb141479c94e7c5b078ebb1e04b21bfe5c58362650ab90609796a94db89",
"url": "https://osv.dev/vulnerability/CVE-2026-105644",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Ghost: Stored XSS via SVG Files in Content Imports",
"summary": "Ghost is a Node.js content management system. From 4.0.0 until 6.67.0, SVG images included in content imports were stored without sanitization. An attacker who convinced an Administrator to import a crafted file could host scripts on the site's domain, possibly resulting in compromise of staff users' admin sessions. This issue is fixed in version 6.67.0.",
"evidence": "osv:CVE-2026-105644",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2026-105644",
"aliases": [
"BIT-ghost-2026-105644",
"CVE-2026-105644",
"GHSA-hqq2-xqr2-fmx2"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/tryghost/ghost",
"type": "GIT",
"events": [
{
"introduced": "6058ee39069f83c698cc0c8d4492a4dfd2c4eed2"
},
{
"fixed": "4cb7e7956356a47e2c2c240588ef32ecd9fddeaa"
},
{
"fixed": "1be06f4e95a5eb159d14abda7660e689af13cff1"
},
{
"fixed": "2cea6f5bd9ba0433e36e39ebe86d6bb25150d6a9"
}
],
"database_specific": {
"extracted_events": [
{
"range": [
{
"introduced": "4.0.0"
},
{
"fixed": "6.67.0"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StringRangeExpression"
},
{
"range": [
{
"fixed": "1be06f4e95a5eb159d14abda7660e689af13cff1"
}
],
"source": "REFERENCES_COMMIT"
},
{
"range": [
{
"fixed": "2cea6f5bd9ba0433e36e39ebe86d6bb25150d6a9"
}
],
"source": "REFERENCES_TAG",
"original_tag": "v6.66.0"
}
]
}
}
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"database_specific": {
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}
}
],
"modified": "2026-10-28T02:30:23.156546553Z",
"provider": "osv",
"references": [
"https://github.com/TryGhost/Ghost/releases/tag/v6.66.0",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105644.json",
"https://github.com/TryGhost/Ghost/security/advisories/GHSA-hqq2-xqr2-fmx2",
"https://nvd.nist.gov/vuln/detail/CVE-2026-105644",
"https://github.com/TryGhost/Ghost/commit/1be06f4e95a5eb159d14abda7660e689af13cff1",
"https://github.com/TryGhost/Ghost/pull/31060"
],
"provider_metadata": {
"cwe_ids": [
"CWE-434",
"CWE-79"
],
"cna_assigner": "GitHub_M",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105644.json"
}
},
"related_cves": [
{
"value": "CVE-2026-105644",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 489573,
"published_at": "2026-10-05T18:53:08.624+00:00"
}